Oxoid CM0009B Peptone Water 500gr

* foto hanya ilustrasi dari produk oxoid lainnya * # HARAP MENANYAKAN STOCK TERLEBIH DAHULU # PEPTONE WATER, 500 GR, OXOID, CM0009B Merk : OXOID Negara : UK Catalog No. : CM0009B Packing : 500 GR (Plastic Bottle) Typical Formula* Peptone grams per litre 10.0 Sodium chloride 5.0 * adjusted as required to meet performance standards Directions Dissolve 15g in 1 litre of distilled water. Mix well and distribute into final containers. Sterilize by autoclaving at 121°C 15 minutes. When sterile solutions are to be added after autoclaving, reduce the volume of water for reconstitution by an equal amount. Physical Characteristics Straw, free-flowing powder Colour on reconstitution - straw 1-2 Moisture level - less than 7% pH 7.2 ± 0.2 at 25°C Clarity - clear Microbiological Tests Using Optimum Inoculum Dilution Medium is challenged with 1E+04-1E+06 colony-forming units Inoculate the media with 40l of a 4 hour broth culture. After incubation add a few drops of Kovacs’ reagent to each tube to assess indole production. Indole positive reaction is indicated by a red layer after the addition of Kovacs’ reagent.